Right now
The most recent data we hold from NOAA arrived 5 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 16 March 2026 at 04:00 UTC. It is kept here as a record.
It is the 5th strongest of the 17 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 15 at 11:31PM EDT until March 16 at 12:00AM EDT by NWS Indianapolis IN
Nearby, since 16 March 2026
- July 22, 2026 · score 22 · 3.0 km
- July 27, 2026 · score 22 · 20.9 km
- July 11, 2026 · score 22 · 25.2 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 57 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 22 / 100 |
| Our confidence | 57% |
| Coordinates | 35.3807, -88.0471 |
| Nearest City | Florence (73 km) |
| Impact Tier | minor |
| Timestamp | 2026-03-16T03:31:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.ed986b40bbf5b66714aae463bc11fb1d |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Hamilton, IN; Marion, IN; Hamilton, IN; Hancock, IN; Madison, IN; Marion, IN; Rush, IN; Shelby, IN; Tipton, IN; Bartholomew, IN; Johnson, IN; Shelby, IN and 16 more areas |
| Headline | Severe Thunderstorm Warning issued March 15 at 11:31PM EDT until March 16 at 12:00AM EDT by NWS Indianapolis IN |
| Expires | 2026-03-16T00:00:00-04:00 |
| SenderName | NWS Indianapolis IN |
| HasExactCoords | true |
| MergedCount | 19 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.ed986b40bbf5b66714aae463bc11fb1d2c5240bd.002.1","noaa_urn:oid:2.49.0.1.840.0.6bdc5f8592b0e35f53364ece46c6a531b4d2c9e5.001.1","noaa_urn:oid:2.49.0.1.840.0.f79ffe6eb4d04a4680b80a5e93632a2cf7708671.001.1","noaa_urn:oid:2.49.0.1.840.0.f838751b13613a1036584d22bb7e53cae4fa5a66.001.1","noaa_urn:oid:2.49.0.1.840.0.31fc7922293b0b6a910da3237afdbeb4167a5bfc.002.1","noaa_urn:oid:2.49.0.1.840.0.5e0283138af416741080318e5e2b9808b4a1eff0.001.1","noaa_urn:oid:2.49.0.1.840.0.7c9baf7605e8580c262bef35eaf17d828d483695.001.1","noaa_urn:oid:2.49.0.1.840.0.c392a757d726cb5315f4e9a9f1334c059708a3c2.001.1","noaa_urn:oid:2.49.0.1.840.0.7de8f633a07ef18ec4df4c340f8887574927c146.001.1","noaa_urn:oid:2.49.0.1.840.0.76b7dea113955e6d842919363715d7d28e3a68a8.001.1","noaa_urn:oid:2.49.0.1.840.0.23fb36706e318f972e1e0078d7a11839dcbbab3b.001.1","noaa_urn:oid:2.49.0.1.840.0.706f9199a900a3f73dd3a18a27c3ba0cd6c91cd6.002.1","noaa_urn:oid:2.49.0.1.840.0.1989ef5fe68d493fe584282db8854ebd626cafad.001.1","noaa_urn:oid:2.49.0.1.840.0.289a0d33410c9e03ee6371666ee43a9be105f711.002.1","noaa_urn:oid:2.49.0.1.840.0.b9edb19f495f42187622dd27a7e2f8d2bcfd7ee0.001.1","noaa_urn:oid:2.49.0.1.840.0.ca516b6bf4f7f59cce1dcfec73a59e2c1a4d7612.001.1","noaa_urn:oid:2.49.0.1.840.0.be141913b4a1dfaff0cd1407c31b11c04257a595.001.1","noaa_urn:oid:2.49.0.1.840.0.b80a70f166ae1d9188fb1afe2801740f4b63f865.001.1","noaa_urn:oid:2.49.0.1.840.0.030bb9660ad969bfa68acc908d21b84adefc9fb5.001.1"] |
Safety Information
Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.
Series begins 8 March 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
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Calamity.live data shows a weather event with CalamityScore 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.